Results 21 to 30 of about 1,466 (214)

An oxygen-reducing biocathode with “oxygen tanks” [PDF]

open access: yesChemical Communications, 2020
Polytetrafluoroethylene submicro-rod, serving as “oxygen tanks” and binders, have been mixed into Os redox polymer-based bilirubin oxidase cathodes, leading to enhanced performance.
Xinxin Xiao   +2 more
openaire   +2 more sources

Bilirubin oxidase oriented on novel type three-dimensional biocathodes with reduced graphene aggregation for biocathode [PDF]

open access: yesBiosensors and Bioelectronics, 2020
Aggregation of reduced graphene oxide (RGO) due to π-π stacking is a recurrent problem in graphene-based electrochemistry, decreasing the effective working area and therefore the performance of the RGO electrodes. Dispersing RGO on three-dimensional (3D) carbon paper electrodes is one strategy towards overcoming this challenge, with partial relief ...
Tang, Jing   +7 more
openaire   +3 more sources

Challenges and applications of nitrate-reducing microbial biocathodes

open access: yesBioelectrochemistry, 2023
Bioelectrochemical systems which employ microbes as electrode catalysts to convert chemical energy into electrical energy (or conversely), have emerged in recent years for water sanitation and energy recovery. Microbial biocathodes, and especially those reducing nitrate are gaining more and more attention.
Rogińska, Joanna   +5 more
openaire   +3 more sources

Characterization and significance of extracellular polymeric substances, reactive oxygen species, and extracellular electron transfer in methanogenic biocathode

open access: yesScientific Reports, 2021
The microbial electrolysis cell assisted anaerobic digestion holds great promises over conventional anaerobic digestion. This article reports an experimental investigation of extracellular polymeric substances (EPS), reactive oxygen species (ROS), and ...
Basem S. Zakaria, Bipro Ranjan Dhar
doaj   +1 more source

Biotic Cathode of Graphite Fibre Brush for Improved Application in Microbial Fuel Cells

open access: yesMolecules, 2022
The biocathode in a microbial fuel cell (MFC) system is a promising and a cheap alternative method to improve cathode reaction performance. This study aims to identify the effect of the electrode combination between non-chemical modified stainless steel (
Siti Farah Nadiah Rusli   +4 more
doaj   +1 more source

Performance Analysis of Biocathode in Bioelectrochemical CO2 Reduction [PDF]

open access: yesCatalysts, 2019
Microbial electrosynthesis (MES) biogas upgrading is done via reduction of carbon dioxide to methane through electroactive microbial catalysis. The baseline MES mode of operation showed about a 39% increase in the methane production rate compared to the open circuit mode of operation.
Nelabhotla, Anirudh Bhanu Teja   +2 more
openaire   +2 more sources

Insight in ethanethiol degradation kinetics at biocathodes

open access: yesJournal of Environmental Chemical Engineering, 2022
New technologies to remove organosulfur compounds from industrial sources should focus on the recovery of sulfur rather than incineration and sorption processes. The removal of organosulfur compounds using bio electrochemical systems might form a sustainable alternative.
Elzinga, Margo   +4 more
openaire   +2 more sources

Hydrogen Production and Storage: Analysing Integration of Photoelectrolysis, Electron Harvesting Lignocellulose, and Atmospheric Carbon Dioxide-Fixing Biosynthesis

open access: yesEnergies, 2022
Green hydrogen from photocatalytic water-splitting and photocatalytic lignocellulosic reforming is a significant proposition for renewable energy storage in global net-zero policies and strategies.
Jhuma Sadhukhan   +2 more
doaj   +1 more source

Biogas Upgrading and Ammonia Recovery from Livestock Manure Digestates in a Combined Electromethanogenic Biocathode—Hydrophobic Membrane System

open access: yesEnergies, 2021
Anaerobic digestion process can be improved in combination with bioelectrochemical systems in order to recover energy and resources from digestates. An electromethanogenic microbial electrolysis cell (MEC) coupled to an ammonia recovery system based on ...
Miriam Cerrillo   +2 more
doaj   +1 more source

Development of a biocathode system in microbial fuel cells for improved treatment of azo dyes [PDF]

open access: yes, 2019
Microbial fuel cells (MFCs) hold great promise for simultaneous wastewater treatment and electricity production. However, their performance is currently hampered by several challenges including high cathodic potential losses and cost of platinum (and ...
Mani, P.
core   +1 more source

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